Marantz CC-4300, Service Manual

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9. IC DATA
IC103 : CXA2571N
IC101 : CXP82532
17 18
PIN OPERATION
PIN NO
PIN NAME operation description ASSIGN
1 POWER DOWN Input for power down I
2 RMC Input for remocon data I
3 SENSE Input for SENS of CXD3017Q CD DSP I
4 NC NO CONNECTION
5 NC NO CONNECTION
6 XRST Output for XRST of CXD3017Q CD DSP O
7 NC NO CONNECTION
8 RMC MODE(INT/EXT) Output for RC-5 on/off O
9 RC-5 int/ext Input for RC-5 int/ext I
10 SCLK Output for SCLK of CXD3017Q CD DSP O
11 CLK Output for CLK of CXD3017Q CD DSP O
12 SQSO Input for SQSO of CXD3017Q CD DSP I
13 DATA Output for DATA of CXD3017Q CD DSP O
14 KEY INPUT Data input key scan I
15 KEY INPUT Data input key scan I
16 KEY INPUT Data input key scan I
17 KEY INPUT Data input key scan I
18 ST/BY LED Output to drive SYBY LED(RED) ACTIVE "HIGH" O
19 ONE DISK MODE Input for ONE DISK MODE(TEST MODE) I
20 POWER ON Output for relay on ACTIVE "HIGH" O
21 RC-5 OUT Ouput for RC-5 O
22 RC-5 IN Input for RC-5 I
23 SLOT CHECK Input for SLOT CHECK of RULET. I
24 DISC SEEK Input for DISC SEEK of RULET. I
25 OPEN SW Input for detecting "TRAY OPEN SW" condtion I
26 CLOSE SW Input for detecting "TRAY CLOSE SW" condtion I
27 UP SW Input for detecting "UP SW" condtion I
28 DOWN SW Input for detecting "DOWN SW" condtion I
29 MUTE Output for MUTE ACTIVE "LOW" O
30 RESET Input for RESET I
31 EXTAL Input for 10MHz crystal oscillator. I
32 XTAL Output for 10MHz crystal oscillator. O
33 VSS Ground
34 NC NO CONNECTION
35 NC NO CONNECTION
36 ROLET CCW Output for ROULET CCW. O
37 ROLET CW Output for ROULET CW. O
38 TRAY CLOSE Output for TRAY CLOSE. O
39 TRAY OPEN Output for TRAY OPEN. O
40 NC NO CONNECTION
41 NC NO CONNECTION
42 SEG16 Out for FLT SEGMENT16. O
43 SEG15 Out for FLT SEGMENT15. O
44 SEG14 Out for FLT SEGMENT14. O
45 SEG13 Out for FLT SEGMENT13. O
46 SEG12 Out for FLT SEGMENT12. O
47 SEG11 Out for FLT SEGMENT11. O
48 SEG10 Out for FLT SEGMENT10. O
49 SEG9 Out for FLT SEGMENT9. O
50 SEG8 Out for FLT SEGMENT8. O
51 SEG7 Out for FLT SEGMENT7. O
52 SEG6 Out for FLT SEGMENT6. O
53 SEG5 Out for FLT SEGMENT5. O
54 SEG4 Out for FLT SEGMENT4. O
55 SEG3 Out for FLT SEGMENT3. O
56 SEG2 Out for FLT SEGMENT2. O
57 SEG1 Out for FLT SEGMENT1. O
58
NC NO CONNECTION
59
NC NO CONNECTION
60 NC NO CONNECTION
61 NC NO CONNECTION
62
GRID9 Out for FLT GRID9 O
63 GRID8 Out for FLT GRID8 O
64 GRID7 Out for FLT GRID7 O
65 GRID6 Out for FLT GRID6 O
66
GRID5 Out for FLT GRID5 O
67 GRID4 Out for FLT GRID4 O
68 GRID3 Out for FLT GRID3 O
69 GRID2 Out for FLT GRID2 O
70
GRID1 Out for FLT GRID1 O
71 VFDF VFDF -30V
72 VDD VDD +5V
73 VDD
VDD +5V
74 NC
NO CONNECTION
75 LD ON Ouput for LD on CD CDR:"LOW" , CD RW:"HIG O
76 XLAT Output for LATCH of CXD3017 CD DSP O
77 FOK
Input for FOK of CXD3017Q CD DSP I
78 RS232C IN Input for RS232C DATA. I
79 VDD VDD +5V
80 SCOR Input for SCOR of CXD3017Q CD DSP I